Finding the Third Proportional to 2,391.33 and 5,166.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391.33 : 5,166.91 = 5,166.91 : x
2. Step 2: Convert to fraction form
   2,391.33/5,166.91 = 5,166.91/x
3. Step 3: Cross multiply
   2,391.33x = 5,166.91 × 5,166.91
4. Step 4: Simplify right side
   2,391.33x = 26,697,000.93
5. Step 5: Solve for x
   x = 26,697,000.93/2,391.33
6. Step 6: Final answer
   x = 11,164.09